GoPro 3/3+/4 ZMR 250 quadcopter mount V2

Big thanks to DirtyJ_Designs for letting me publish my alteration of his great designed GoPro mount for the ZMR 250 frame.

my Changes:

1. I wanted to attach a protective lens on the GoPro. In order to install it I had to cut away from the bump around the lense. The protective lense I'm using has an outer diameter of 31mm. (here's a link: http://goo.gl/cLqOz5)

2. It also annoyed me that the wifi-button got pressed everytime I put the GoPro in and out. So I made a slot to prevent just tha